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Adsorbents: Principles and Applications 1. Definition & Core Mechanism Адсорбентыare porous materials that capture and retainmolecules, ions, or pa...
Тип | Примеры | Свойства ключа |
---|---|---|
Активированный уголь | Coconut shell, coal-based | High porosity, excels in VOC/organic removal. |
Цеолиты | 3A, 4A, 13X molecular sieves | Uniform pores, ion-exchange capacity. |
Силикагель | Amorphous SiO₂ | Hydrophilic, used for moisture control. |
Оксид алюминия | Activated Al₂O₃ | Polar surface, removes fluoride/arsenic. |
Polymeric Resins | Amberlite, XAD series | Chemically tailored for organics/metals. |
Глина Минералы | Bentonite, Kaolin | Low-cost, cationic dye adsorption. |
Наши преимущества | Вызовы |
---|---|
High selectivity for target contaminants | Насыщенностьrequires regeneration/replacement. |
No harmful byproducts (vs. chemical precipitation) | Slow kineticsfor large-scale flow systems. |
Reusable (e.g., thermal/reactivation of carbon) | Ценаof advanced materials (e.g., MOFs). |